"""人物服务测试：默认生日兜底（创建时未设 birthday → 用 created_at 兜底）。

纪念日表（time_anniversaries）随旧时间模型退役删除，本文件只验证 profile 兜底；
辰正（M8 重实现）落地后生日提醒改按 profile.birthday 计算。
"""

import pytest

from app.db.session import AsyncSessionLocal
from app.models.character import Character
from app.repositories.json_utils import loads_dict
from app.schemas.character import CreateCharacterRequest
from app.services.characters import create_character, create_character_from_template


@pytest.mark.asyncio
async def test_create_character_without_birthday_applies_default():
    """未传 birthday → profile.birthday 取 created_at 的 ISO 日期。"""
    async with AsyncSessionLocal() as session:
        resp = await create_character(session, CreateCharacterRequest(name="lingxi"))
        character = await session.get(Character, resp.id)

    birthday_iso = character.created_at.strftime("%Y-%m-%d")
    assert resp.profile["birthday"] == birthday_iso


@pytest.mark.asyncio
async def test_create_character_with_birthday_keeps_user_value():
    """用户传了 birthday（即便为自由文本）→ 保持用户值。"""
    async with AsyncSessionLocal() as session:
        resp = await create_character(
            session,
            CreateCharacterRequest(name="jingwu", profile={"birthday": "霜降之夜"}),
        )

    assert resp.profile["birthday"] == "霜降之夜"


@pytest.mark.asyncio
async def test_create_character_with_blank_birthday_applies_default():
    """birthday 为空白字符串视为未设 → 兜底。"""
    async with AsyncSessionLocal() as session:
        resp = await create_character(
            session,
            CreateCharacterRequest(name="yuelan", profile={"birthday": "   "}),
        )

    async with AsyncSessionLocal() as session:
        character = await session.get(Character, resp.id)
    assert resp.profile["birthday"] == character.created_at.strftime("%Y-%m-%d")


def _template(key: str, profile_json: str) -> Character:
    return Character(
        name=key,
        display_name="模板",
        status="active",
        language="zh-CN",
        profile_json=profile_json,
        model_policy_json="{}",
        privacy_level="normal",
        owner_scope="system",
        is_system_template=True,
        source_template_id=None,
        template_key=key,
    )


@pytest.mark.asyncio
async def test_create_character_from_template_without_birthday_uses_own_created_at():
    """模板 profile 无 birthday → 子角色用自己的 created_at 兜底。"""
    async with AsyncSessionLocal() as session:
        template = _template("test_tpl", '{"background": "测试模板"}')
        session.add(template)
        await session.flush()

        character = await create_character_from_template(session, template, "local-user")
        profile = loads_dict(character.profile_json)

    assert profile["birthday"] == character.created_at.strftime("%Y-%m-%d")


@pytest.mark.asyncio
async def test_create_character_from_template_inherits_explicit_birthday():
    """模板 profile 有显式 birthday → 子角色继承该值，不兜底。"""
    async with AsyncSessionLocal() as session:
        template = _template("test_tpl2", '{"birthday": "2020-01-01"}')
        session.add(template)
        await session.flush()

        character = await create_character_from_template(session, template, "local-user")
        profile = loads_dict(character.profile_json)

    assert profile["birthday"] == "2020-01-01"